(1) The safety case in
respect of a facility must specify the equipment required on the facility
(including process equipment, machinery and electrical and instrumentation
systems) that relates to, or may affect, the safety of the facility.
(2) The equipment must
be fit for its function or use—
(a) in
normal operating conditions; and
(b) to
the extent that it is intended to function, or be used, in an
emergency—in case of emergency.